It's not - it was an option during sign up. It's just useful in case they have n... | Hacker News

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		PStamatiou on March 5, 2010 \| parent \| context \| favorite \| on: Review: 23andMe DNA Testing for Health, Disease & ... It's not - it was an option during sign up. It's just useful in case they have new features in the future and need to reanalyze your sample you won't need to send in a saliva sample again.

grandalf on March 9, 2010 [–]

But don't they capture all of the information in your DNA? I'm just wondering what other information could be extracted from the sample.

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